No. 709: Aprilaire fits model No. 110, 220, 550, 550A, and 558, Chippewa model No. 220, Honeywell model No. HE220A, 220B 225A, and 225B, Lasko model No. 500L, and Hamilton model No. 12HFNo. 710: Aprilaire No. 10 fits model No. 110, 220, and 550, Honeywell model No. HE220A1019, and Lasko model No. 5000LNo. 711: Aprilaire fits model No. 112, 136, 224, 440, 445, 445A, and 448, Chippewa model No. 224, 225, and 226, and Walton model No. 600, 620, and 660No. 712: Aprilaire No. 12 fits model No. 112, 136, 224, 440, and 445, Chippewa model No. 224 and 226, and Walton model No. 600, 620, and 660No. 713: Aprilaire fits model No. 350, 360, 560, 560A, 568, 600, 700, 760, 760A, and 768 and Honeywell model No. HE260A, 260B, 265A, 265B, 360A, 360B, ME360, HE364, and HE365BNo. 714: Aprilaire No. 35 fits model No. 350, 360, and 760, and Honeywell model No. HE260A1010No. 717: Auto-Flo model No. 30-40 and 250No. 718: Auto-Flo model No. 97No. 734: Lobb model No. WA-2, and Honeywell model No. HE120A1010No. 737: Skuttle model No. 90, 90S, 109, and H-100S, Montgomery Ward model No. 24, Lobb model No. WA-1, and Hamilton model No. 20No. 740: General model No. 709, 990, 1040, 1042, and 1137No. 758: Auto-Flo model No. 200P and 2500, and Peerless Aire model No. 31002 (200EP)